CN103754357A - Horizontal pipe of undercarriage and undercarriage using same - Google Patents
Horizontal pipe of undercarriage and undercarriage using same Download PDFInfo
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- CN103754357A CN103754357A CN201410012348.2A CN201410012348A CN103754357A CN 103754357 A CN103754357 A CN 103754357A CN 201410012348 A CN201410012348 A CN 201410012348A CN 103754357 A CN103754357 A CN 103754357A
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- transverse tube
- alighting gear
- connecting rod
- stand frame
- drive link
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Abstract
The invention discloses a horizontal pipe of an undercarriage. The horizontal pipe is horizontally mounted at the bottom part of an unmanned aerial vehicle and used for supporting the unmanned aerial vehicle while landing; the horizontal pipe of the undercarriage comprises a first horizontal pipe which is provided with a sliding space along the axis direction; and a second horizontal pipe is glidingly arranged in the sliding space. The invention also discloses the undercarriage. The horizontal pipe of the undercarriage can be extracted, namely, the horizontal pipe of the undercarriage can be retracted to reduce the length during storing or transporting, so that the storage space in a box body can be reduced, and the cost of storage and transport can also be decreased; and when in use, a second horizontal rod is simply pulled out from a first horizontal rod.
Description
Technical field
The application belongs to Multi-axis aircraft field, particularly relates to a kind of alighting gear transverse tube and applies the alighting gear of this alighting gear transverse tube.
Background technology
Multi-axis aircraft is of wide application now, among the people being used for, takes photo by plane.On Multi-axis aircraft, load onto camera, pick up camera carries out aerial photographing.Due to for a stable shooting platform is provided to camera, be more and more with the camera head that increases steady function to be applied on Multi-axis aircraft.These move some for three-axis stability augmentation The Cloud Terrace, can make camera rotate in three dimensions.
Multi-axis aircraft, in transportation, generally need to be split into multiple parts, then packs in casing, if parts is oversize, such as supporting leg is very long, can take larger length space, thereby increase, deposits and traffic cost.
Summary of the invention
The alighting gear that the object of the invention is to provide a kind of alighting gear transverse tube and applies this alighting gear transverse tube, solves the excessive problem of depositing with traffic cost that increases of part dimension due to aircraft in prior art.
For achieving the above object, the invention provides following technical scheme:
A kind of alighting gear transverse tube, level is installed on the bottom of unmanned vehicle, and while landing, so that unmanned vehicle is supported, described alighting gear transverse tube comprises the first transverse tube, this first transverse tube offers sliding space along axis direction, in described sliding space, slides and is provided with the second transverse tube.
Preferably, in above-mentioned alighting gear transverse tube, described the second transverse tube is provided with leg away from the end of described the first transverse tube, and the maximum gauge of described leg is more than or equal to the diameter of described the first transverse tube.
Preferably, in above-mentioned alighting gear transverse tube, the material of described leg is foam.
Preferably, in above-mentioned alighting gear transverse tube, described the second transverse tube is provided with identical two, slides on respectively the both sides of described sliding space.
Preferably, in above-mentioned alighting gear transverse tube, the material of described the first transverse tube is aluminum alloy, and the material of described the second transverse tube is carbon fiber.
The invention also discloses a kind of alighting gear, for unmanned vehicle, comprise stand frame and be connected in the supporting leg of described stand frame, described supporting leg comprises alighting gear vertical tube and above-mentioned alighting gear transverse tube, the top of described alighting gear vertical tube is connected in described stand frame, and the bottom of described alighting gear vertical tube is connected in the middle part of described the first transverse tube.
Preferably, in above-mentioned alighting gear, described supporting leg is rotationally connected with the first end of described stand frame, between described stand frame and supporting leg, also interlock has U-shaped connecting rod and drive link, on described stand frame, be fixed with driving steering wheel, this driving steering wheel is connected in described drive link and drives described drive link to swing, and drive link swings and drives described U-shaped connecting rod to carry out dipping and heaving, and the lifting of described U-shaped connecting rod further realizes supporting leg is carried out to push-and-pull.
Preferably, in above-mentioned alighting gear, described stand frame, U-shaped connecting rod and drive link are made by aluminum alloy.
Compared with prior art, the invention has the advantages that: alighting gear transverse tube of the present invention can shrink, deposit or transportation in, alighting gear transverse tube can be shunk, reduce its length dimension, reduce its parking space in casing, thereby can reduce, deposit and traffic cost.In use, the second cross bar is pulled out from the first cross bar.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, the accompanying drawing the following describes is only some embodiment that record in the application, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Figure 1 shows that the perspective view of alighting gear in the specific embodiment of the invention;
Figure 2 shows that the three-dimensional enlarged diagram of specific embodiment of the invention medium-height trestle frame;
Figure 3 shows that the three-dimensional enlarged diagram of head pipe clamp in the specific embodiment of the invention;
Figure 4 shows that the three-dimensional enlarged diagram of bottom pipe clamp in the specific embodiment of the invention;
Figure 5 shows that the three-dimensional enlarged diagram of U-shaped connecting rod in the specific embodiment of the invention;
Figure 6 shows that the three-dimensional enlarged diagram of first connecting rod in the specific embodiment of the invention;
Figure 7 shows that the three-dimensional enlarged diagram of specific embodiment of the invention medi-spring pipe clamp;
Figure 8 shows that the exploded perspective view of alighting gear part in the specific embodiment of the invention;
Figure 9 shows that the schematic perspective view after the assembling of alighting gear and carrying platform in the specific embodiment of the invention;
Figure 10 shows that the front view (alighting gear is in down state) of Fig. 9;
Figure 11 shows that the front view (alighting gear is in collapsed state) of Fig. 9.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is described in detail, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belongs to the scope of protection of the invention.
Shown in ginseng Fig. 1, alighting gear 10 comprises stand frame 11 and is rotationally connected with the supporting leg 12 of stand frame 11.
Shown in ginseng Fig. 2, stand frame 11 comprises main part 110, and main part 110 has first end 111 and the second end 112, and the bottom of main part 110 is extended with two supports 113 in first end 111 positions, and the bottom end of support 113 is formed with the first mounting hole 1131.The bottom of main part 110 is provided with two the second relative mounting holes 1121 in the second end 112 positions.The height at the second mounting hole 1121 places is not less than the height at the first mounting hole 1131 places.
Supporting leg 12 comprises alighting gear vertical tube 121, head pipe clamp 122, bottom pipe clamp 123 and alighting gear transverse tube 124.
Alighting gear vertical tube 121 is hollow tubular, and its cross section is preferably annular arrangement, and material is carbon fiber.In other embodiments, the cross section of alighting gear vertical tube 121 can be also other shapes such as triangle, rectangle.
Shown in ginseng Fig. 3, head pipe clamp 122 is installed on the top of alighting gear vertical tube 121, comprise columniform main part 1221, the top of main part 1221 coordinates the first mounting hole 1131 to be provided with mounting groove 1222, between mounting groove 1222 and the first mounting hole 1131, be connected by screw, the top of head pipe clamp 122 can be rotationally connected with between two the first mounting holes 1131.The bottom of main part 1121 offers columniform host cavity 1223 along axis direction, and the top of alighting gear vertical tube 121 can be placed in host cavity 1223 just.In order to make to be fixed between alighting gear vertical tube 121 and head pipe clamp 122, the bottom of main part 1121 is also provided with annular fastener 1124, the lateral wall of fastener 1124 is slotted along axis direction, and be extended with two parallel free ends in two edges of notch, two free ends are respectively equipped with fastener hole 1225 at relative position, by screw and coordinating of fastener hole 1225 realizing two free-ended lockings, after locking, the internal diameter of fastener 1123 is slightly less than the internal diameter of host cavity 1223, therefore can realize between alighting gear vertical tube 121 and head pipe clamp 122 fixing.Fastener 1124 is extended with lug boss 1226 with respect to two free-ended opposite sides, and lug boss 1226 offers mounting groove 1227 along the direction of parallel mounting groove 1222.
Shown in ginseng Fig. 4, bottom pipe clamp 123 is in order to fixing orthogonal alighting gear vertical tube 121 and alighting gear transverse tube 124, its one end is provided with the first host cavity 1231 along axis direction, this first host cavity 1231 is in order to the bottom end of accommodating alighting gear vertical tube 121, the other end is provided with the second host cavity 1232 along the direction of vertical axis, and this second host cavity 1232 is sheathed on the outside of alighting gear transverse tube 124.In order to realize fixing between alighting gear vertical tube 121 and alighting gear transverse tube 124, the side of bottom pipe clamp 123 offers opening 1233 along the direction paralleling to the axis, and opening 1233 is communicated in respectively the first host cavity 1231 and the second host cavity 1232.Two relative edges of opening 1233 are outward extended with respectively two free ends 1234, two free ends 1234 are provided with through hole 1235 in relative position, by coordinating of screw and through hole 1235, can realize the fixing of bottom pipe clamp 123 and alighting gear vertical tube 121 and alighting gear transverse tube 124.
The first transverse tube 1241 that alighting gear transverse tube 124 comprises directly and bottom pipe clamp 123 is fixing, and lay respectively at two the second transverse tubes 1242 of the first cross bar 1241 both sides, the end of the second transverse tube 1242 is provided with leg 1243, leg 1243 is preferably foam material, and its diameter is not less than the diameter of the first transverse tube 1241.The first transverse tube 1241 is hollow tubular, and its internal diameter equals the external diameter of the second transverse tube 1242 just, in transportation, the second transverse tube 1242 can folding and unfolding in the first transverse tube 1241, to reduce volume.In use, can respectively the second transverse tube 1242 of the first transverse tube 1241 both sides be pulled out by leg 1243.
Be easy to expect, if do not consider transportation or the factor of depositing, the round bar that alighting gear transverse tube 124 also can be formed in one.
Between stand frame 11 and supporting leg 12, also interlock has U-shaped connecting rod 13 and drive link 14, between U-shaped connecting rod 13 and alighting gear vertical tube 121, is also connected with elastic component 15.By the compound action of U-shaped connecting rod 13, drive link 14 and elastic component 15, can control packing up and putting down of supporting leg 12.
Shown in ginseng Fig. 5, U-shaped connecting rod 13 comprises main part 131, and main part 131 is inverted U-shaped framework, and its bottom is rotationally connected with the lug boss 1226 of head pipe clamp 122, and its top is rotationally connected with the bottom of drive link 14.
Two ends of main part 131 bottoms coordinate mounting groove 1227 to be provided with mounting hole 132, can be connected by screw, to realize being rotationally connected of U-shaped connecting rod 13 and head pipe clamp 122 between mounting groove 1227 and mounting hole 132.
The both sides, top of main part 131 are respectively arranged with mounting groove 133.The both sides, top of main part 131 are also extended with respectively stop part 134, stop part 134 convexedly stretches in the sidewall of main part 131, stop part 134 has a blocking surface 1341, this blocking surface 1341 and main part 131 place planes are certain angle, in order to drive link 14 is stopped, to limit it, further rotate.
The top of first connecting rod 141 and second connecting rod 142 coordinates two the second mounting holes 1121 to offer respectively through hole 1411 (Fig. 6), to realize being rotationally connected between first connecting rod 141 and second connecting rod 142 and stand frame 11.The bottom of first connecting rod 141 and second connecting rod 142 coordinates two mounting grooves 133 to be respectively equipped with through hole 1412, is connected by screw, to realize being rotationally connected between first connecting rod 141 and second connecting rod 142 and U-shaped connecting rod 13 between through hole 1412 and mounting groove 133.
When supporting leg 12 is during in down state, U-shaped connecting rod 13 and drive link 14 are certain angle, and junction outwards arches upward, and blocking surface 1341 is held in the inner surface of drive link 14.
In order to make supporting leg 12 keep down state and form supporting, need make drive link 14 in being blocked face 1341, support state all the time, avoid relatively rotating between drive link 14 and U-shaped connecting rod 13.Therefore, between the top of U-shaped connecting rod 13 and alighting gear vertical tube, be also provided with elastic component 15, elastic component 15 is all the time in the state of being stretched.
Shown in ginseng Fig. 7, spring pipe clamp 16 is circular, can be sheathed on alighting gear vertical tube 121, one end opening of spring pipe clamp 16 is also formed with two free ends, two free ends are provided with through hole 161 on relative position, by coordinating of screw and through hole 161, can realize fastening between two free ends, thereby can realize fixing between spring pipe clamp 16 and alighting gear vertical tube 121.On spring pipe clamp 16, be also provided with mounting hole 162, to realize being rotationally connected between spring 152 bottoms.
Shown in ginseng Fig. 8, first connecting rod 141 is connected with driving steering wheel 170, by driving steering wheel 170 can drive first connecting rod 141 to rotate, and then drives U-shaped connecting rod 13 to rotate together, U-shaped connecting rod 13 rotates the push-and-pull that can realize supporting leg 12, to realize putting down and packing up of supporting leg 12.
Steering wheel mount pad 171 is formed with start space with stand frame 11, is provided with rudder angle 172 and rudder angle groove rotating shaft 173 in start space.Drive steering wheel 170 to comprise an output gear, rudder angle 172 has an accepting groove 1721, and the inwall of accepting groove 1721 coordinates output gear to be formed with internal tooth, and accepting groove 1721 is sheathed on the outside of output gear, and can under the driving that drives steering wheel 170, rotate.One side of rudder angle groove rotating shaft 173 is formed with draw-in groove 1731, the other end has protruded out anchor shaft 1732, rudder angle 172 is contained in draw-in groove 1731, anchor shaft 1732 is arranged in the through hole 1411 of first connecting rod 141, on first connecting rod 141, be also provided with the fixed orifice 1413 that is communicated in through hole 1411, by coordinating of screw and fixed orifice 1413, can realize fixing to anchor shaft 1732.Thus, drive the power of steering wheel 170 by rudder angle 172 and rudder angle groove rotating shaft 173, to be passed to first connecting rod 141 respectively.
Supporting leg 12 is in folding and unfolding process repeatedly, steel rope 151 easily friction is impaired, therefore the bottom of stand frame 11 is also provided with steel rope friction-proof piece 18 on steel rope 151 correspondence positions, considers that the mating surfaces of steel rope friction-proof piece 18 must be smooth, and therefore its material is preferably brass.Be easy to expect, steel rope friction-proof piece 18 also can adopt other materials, and its surface can be coated with lubricating oil or grease.
In above-mentioned operation of landing gear 10, stand frame 11, drive link 14, U-shaped connecting rod 13, head pipe clamp 122, bottom pipe clamp 123, spring pipe clamp 16 all preferably adopt aluminum alloy to make; Alighting gear vertical tube 121, the first transverse tube 1241 and the second transverse tube 1242 preferably adopt carbon fiber pipe.
Shown in ginseng Fig. 9, operation of landing gear 10 of the present invention is installed on the edge of aircraft carrying platform 20, and in a preferred embodiment, operation of landing gear 10 is provided with two, is symmetricly set in the both sides of carrying platform 20.In other embodiments, if do not consider weight factor, operation of landing gear 10 also can arrange more than 3, and spaced set is in the surrounding of carrying platform 20.
Figure 10 shows that the lateral plan of Fig. 9.
Figure 11 shows that the structural representation of operation of landing gear 10 when collapsed state, when collapsed state, the end of operation of landing gear 10 is upturned, and higher than carrying platform 20 place planes, can avoid stopping taking visual angle.
It should be noted that, in this article, relational terms such as the first and second grades is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply and between these entities or operation, have the relation of any this reality or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
The above is only the application's the specific embodiment; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the application's principle; can also make some improvements and modifications, these improvements and modifications also should be considered as the application's protection domain.
Claims (8)
1. an alighting gear transverse tube, level is installed on the bottom of unmanned vehicle, while landing so that unmanned vehicle is supported, it is characterized in that: described alighting gear transverse tube comprises the first transverse tube, this first transverse tube offers sliding space along axis direction, in described sliding space, slides and is provided with the second transverse tube.
2. alighting gear transverse tube according to claim 1, is characterized in that: described the second transverse tube is provided with leg away from the end of described the first transverse tube, and the maximum gauge of described leg is more than or equal to the diameter of described the first transverse tube.
3. alighting gear transverse tube according to claim 2, is characterized in that: the material of described leg is foam.
4. according to the arbitrary described alighting gear transverse tube of claims 1 to 3, it is characterized in that: described the second transverse tube is provided with identical two, slide on respectively the both sides of described sliding space.
5. alighting gear transverse tube according to claim 1, is characterized in that: the material of described the first transverse tube is aluminum alloy, and the material of described the second transverse tube is carbon fiber.
6. an alighting gear, for unmanned vehicle, it is characterized in that: comprise stand frame and be connected in the supporting leg of described stand frame, described supporting leg comprises alighting gear vertical tube and the arbitrary described alighting gear transverse tube of claim 1 to 5, the top of described alighting gear vertical tube is connected in described stand frame, and the bottom of described alighting gear vertical tube is connected in the middle part of described the first transverse tube.
7. alighting gear according to claim 6, it is characterized in that: described supporting leg is rotationally connected with the first end of described stand frame, between described stand frame and supporting leg, also interlock has U-shaped connecting rod and drive link, on described stand frame, be fixed with driving steering wheel, this driving steering wheel is connected in described drive link and drives described drive link to swing, drive link swings and drives described U-shaped connecting rod to carry out dipping and heaving, and the lifting of described U-shaped connecting rod further realizes supporting leg is carried out to push-and-pull.
8. alighting gear according to claim 6, is characterized in that: described stand frame, U-shaped connecting rod and drive link are made by aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410012348.2A CN103754357A (en) | 2014-01-10 | 2014-01-10 | Horizontal pipe of undercarriage and undercarriage using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410012348.2A CN103754357A (en) | 2014-01-10 | 2014-01-10 | Horizontal pipe of undercarriage and undercarriage using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103754357A true CN103754357A (en) | 2014-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410012348.2A Pending CN103754357A (en) | 2014-01-10 | 2014-01-10 | Horizontal pipe of undercarriage and undercarriage using same |
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| Country | Link |
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| CN (1) | CN103754357A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105416574A (en) * | 2015-12-02 | 2016-03-23 | 上海云犀智能***有限公司 | Unmanned aerial vehicle undercarriages |
| CN106005376A (en) * | 2016-07-13 | 2016-10-12 | 合肥佳讯科技有限公司 | Automatic lifting mechanism applied to UAV (unmanned aerial vehicle) |
| CN110418753A (en) * | 2017-10-30 | 2019-11-05 | 深圳市大疆创新科技有限公司 | A kind of unmanned vehicle and its ascending, descending frame |
| CN113544055A (en) * | 2019-11-15 | 2021-10-22 | 株式会社石川能源研究 | Flying device |
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| US20080308672A1 (en) * | 2004-02-09 | 2008-12-18 | Lindahl Gary M | Methods and systems for operating aircraft landing gears |
| WO2010009289A2 (en) * | 2008-07-16 | 2010-01-21 | Hamilton Sundstrand Corporation | Aircraft landing gear actuator |
| CN202642095U (en) * | 2012-04-10 | 2013-01-02 | 深圳市大疆创新科技有限公司 | Undercarriage of aircraft and aircraft with undercarriage |
| CN202863759U (en) * | 2012-07-13 | 2013-04-10 | 哈尔滨飞机工业集团有限责任公司 | Stay bar structure of retractable nose landing gear |
| CN203047530U (en) * | 2012-08-21 | 2013-07-10 | 深圳市大疆创新科技有限公司 | Aircraft foot stand and aircraft with same |
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2014
- 2014-01-10 CN CN201410012348.2A patent/CN103754357A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080308672A1 (en) * | 2004-02-09 | 2008-12-18 | Lindahl Gary M | Methods and systems for operating aircraft landing gears |
| WO2010009289A2 (en) * | 2008-07-16 | 2010-01-21 | Hamilton Sundstrand Corporation | Aircraft landing gear actuator |
| CN202642095U (en) * | 2012-04-10 | 2013-01-02 | 深圳市大疆创新科技有限公司 | Undercarriage of aircraft and aircraft with undercarriage |
| CN202863759U (en) * | 2012-07-13 | 2013-04-10 | 哈尔滨飞机工业集团有限责任公司 | Stay bar structure of retractable nose landing gear |
| CN203047530U (en) * | 2012-08-21 | 2013-07-10 | 深圳市大疆创新科技有限公司 | Aircraft foot stand and aircraft with same |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105416574A (en) * | 2015-12-02 | 2016-03-23 | 上海云犀智能***有限公司 | Unmanned aerial vehicle undercarriages |
| CN106005376A (en) * | 2016-07-13 | 2016-10-12 | 合肥佳讯科技有限公司 | Automatic lifting mechanism applied to UAV (unmanned aerial vehicle) |
| CN106005376B (en) * | 2016-07-13 | 2017-11-14 | 合肥佳讯科技有限公司 | A kind of automatic lifting stick mechanism applied to unmanned plane |
| CN110418753A (en) * | 2017-10-30 | 2019-11-05 | 深圳市大疆创新科技有限公司 | A kind of unmanned vehicle and its ascending, descending frame |
| CN113544055A (en) * | 2019-11-15 | 2021-10-22 | 株式会社石川能源研究 | Flying device |
| US11975821B2 (en) | 2019-11-15 | 2024-05-07 | Ishikawa Energy Research Co., Ltd. | Flight device |
| CN113544055B (en) * | 2019-11-15 | 2024-05-14 | 株式会社石川能源研究 | Flying device |
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Application publication date: 20140430 |